package com.gthncz;

public class PolyDemo {

    public void test(){
        System.out.println("test");
    }

    public final void hello() {
        System.out.println("hello");
    }

    public static void hei() {
        System.out.println("hei");
    }

    public static void main(String[] args) {
        PolyDemo demo = new PolyDemo();
        PolyDemo.hei();
        demo.hello();
        demo.test();
    }

}
